1000PCS Blue Heat Shrink Crimp Terminals Butt Wire Connectors AWG 16-14 Gauge US | eBay
DryConn Heat Shrink Crimp Wire Connector HSC4 (Bag of 4) 71040 - The Home Depot
RNYDL2-5 - Double Crimp Nylon Ring Terminals - 16-14 AWG - #10 Stud | Ferrules Direct
Eagles Wire Cap Assortment with Nylon Wire Crimp Cap - 158pcs #22-16 AWG Twist on Wire Caps with Spring Inserted, 60pcs 22-16/16-14/12-10 AWG Closed End Crimp Terminal Connectors: Amazon.com: Industrial & Scientific